30412332 has 36 divisors (see below), whose sum is σ = 77149800. Its totient is φ = 10101312.

The previous prime is 30412321. The next prime is 30412339. The reversal of 30412332 is 23321403.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (30412339) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9919 + ... + 12617.

It is an arithmetic number, because the mean of its divisors is an integer number (2143050).

Almost surely, 2^30412332 is an apocalyptic number.

It is an amenable number.

30412332 is an abundant number, since it is smaller than the sum of its proper divisors (46737468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30412332 is a wasteful number, since it uses less digits than its factorization.

30412332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3022 (or 3017 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 30412332 is about 5514.7377090846. The cubic root of 30412332 is about 312.1403461292.

Adding to 30412332 its reverse (23321403), we get a palindrome (53733735).

The spelling of 30412332 in words is "thirty million, four hundred twelve thousand, three hundred thirty-two".